linux-kernel - Re: [PATCH v3 2/4] perf tests: make objdump disassemble zero blocks

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Date:	Thu, 3 Sep 2015 12:14:10 -0300
From:	Arnaldo Carvalho de Melo <acme@...nel.org>
To:	Adrian Hunter <adrian.hunter@...el.com>
Cc:	Jan Stancek <jstancek@...hat.com>, linux-kernel@...r.kernel.org,
	jolsa@...nel.org, dsahern@...il.com, cjashfor@...ux.vnet.ibm.com,
	fweisbec@...il.com, mingo@...nel.org, namhyung@...nel.org,
	paulus@...ba.org, a.p.zijlstra@...llo.nl
Subject: Re: [PATCH v3 2/4] perf tests: make objdump disassemble zero blocks

Em Thu, Sep 03, 2015 at 02:35:55PM +0300, Adrian Hunter escreveu:
> On 03/09/15 14:23, Jan Stancek wrote:
> > Add -z parameter to avoid skipping zero blocks:
> > 
> >  ffffffff816704fe <sysret_check+0x4b>:
> >  ffffffff816704fe:  7b 34         jnp ffffffff81670534 <sysret_signal+0x1c>
> >        ...
> >  ffffffff81670501 <sysret_careful>:
> >  ffffffff81670501:  0f ba e2 03   bt  $0x3,%edx
> >  ffffffff81670505:  73 11         jae ffffffff81670518 <sysret_signal>
> 
> Acked-by: Adrian Hunter <adrian.hunter@...el.com>

Ok, I am applying this, but it would be nice to know in which systems,
with which objdump/binutils versions which 'perf test' entry fails, with
the output of such failure.

Jan, can you please provide this info?

- Arnaldo
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